National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Rochelle, Rochelle Municipal-Koritz Field Airport (KRPJ)

Lat: 41.89°NLon: 89.08°WElev: 768ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 3 Sep 4:55 am CDT
Extended Forecast for

Rochelle IL

Heat Advisory September 3, 05:02am until September 3, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 3, 05:02am until September 3, 09:00pm

    NOW until 9:00pm Thu

    Heat Advisory

  • Today

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 91. Heat index values as high as 100. Southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 91 °F

    Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South southwest wind around 5 mph becoming east southeast after midnight.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 93. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. South southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 91. Heat index values as high as 100. Southeast wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. South southwest wind around 5 mph becoming east southeast after midnight.
Saturday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Northeast wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 61.
Labor Day
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rochelle IL
 41.93°N 89.08°W
Last Update:
4:55 am CDT Sep 3, 2026
Forecast Valid:
5am CDT Sep 3, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation